insufficient

IPA: ɪnsʌfˈɪʃʌnt

Not sufficient; of a type or kind that does not suffice, that does not satisfy requirements or needs.
Not sufficient; lacking competent power or ability; unqualified, unequal, unfit.

Examples of "insufficient" in Sentences

The amount of food provided was insufficient to feed all the hungry children at the shelter
The evidence presented in the case was deemed insufficient to convict the accused criminal
Due to insufficient funding, the library was forced to reduce its hours of operation
The student received a failing grade on the assignment due to insufficient effort put into researching the topic
The company's insurance policy proved to be insufficient in covering the cost of the damage caused by the natural disaster